Brian D. Callahan
- Medicare patients, 2024
- 296
- Part D claims, 2024
- 5,020
- Hospital affiliations
- 3
- Industry payments
- $433
- Medical groups
- 3
- Practice address
- 40 Hurley Ave, Kingston, NY 12401
- Practice phone
- Call (845) 338-4777
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Kingston Ambulatory Surgical Center
Surgery Center - Not Medicare-Certified · Kingston, New York
Find Brian Callahan's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Brian D. Callahan is a nurse practitioner in Kingston, New York
Brian Callahan practices at Kingston Ambulatory Surgical Center in Kingston, New York.
Brian Callahan's NPI, 1932153301, was assigned on May 20, 2006. Brian Callahan holds New York license F330832.
- NPI
- 1932153301NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5890736177
- NPI enumeration date
- May 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (845) 338-4777
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Brian D. Callahan practices at Kingston Ambulatory Surgical Center in Kingston, New York
Brian Callahan's primary practice is Kingston Ambulatory Surgical Center, at 40 Hurley Ave, Kingston, NY 12401. The practice phone is (845) 338-4777.
- Kingston Ambulatory Surgical Center40 Hurley Ave, Kingston, NY 12401Phone(845) 338-4777
Source: Dmand AI Affiliation Data
Brian D. Callahan is affiliated with 7 sites of care and 3 medical groups
Brian Callahan's primary practice is Kingston Ambulatory Surgical Center in Kingston, New York. Brian Callahan is also affiliated with HealthAlliance Hospital. The medical group on file is Medical Associates of the Hudson Valley. Dmand AI also links Brian Callahan to 2 more hospitals, 2 home health agencies, 2 medical groups and 1 group practice or clinic, each named with a free account.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Brian D. Callahan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Brian Callahan practices, 7 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kingston Ambulatory Surgical Center | Available with a free account |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across each health system and 6.2K+ hospitals, with verified contacts in the same login.
Brian D. Callahan is one of 1,991 nurse practitioners in New York
Nurse practitioner is Brian Callahan's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Brian Callahan is licensed in New York.
Specialties and state licenses
- Nurse practitioner, New YorkPrimary
Nurse practitioners near Brian Callahan
Counts of nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Brian D. Callahan treated 296 Medicare patients in 2024, average age 75
CMS counts 296 Medicare patients who saw Brian Callahan in 2024. The largest group is 65 to 74, with 141 patients. 74% of them have high cholesterol, and 69% have high blood pressure. 16% are also on Medicaid. Their average risk score is 0.99, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Brian Callahan's median patient age at 69, with 46% women.
Brian Callahan's Medicare patients by age, 2024
Brian Callahan's Medicare patients by sex, 2024
- Women14047%
- Men15653%
Chronic conditions among Brian Callahan's Medicare patients, 2024
- High cholesterol74%
- High blood pressure69%
- Arthritis36%
- Anxiety30%
- Ischemic heart disease28%
- Diabetes27%
- Mood disorders21%
- Atrial fibrillation18%
Share of Medicare patients with each condition. A patient can have several.
Brian Callahan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women46%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Brian D. Callahan wrote 5,020 Medicare Part D claims in 2024
In 2024, Brian Callahan wrote 5,020 Medicare Part D claims for 465 patients. 87% of them were for generic drugs.
Brian Callahan's Part D claims by kind of drug, 2024
- Generic4,371 claims87%
- Brand-name624 claims12%
- Other25 claims0%
Drug classes CMS tracks in Brian Callahan's Part D claims, 2024
- Opioids1%28 of 5,020 claims
- Antibiotics3%155 of 5,020 claims
- Antipsychotics, patients 65 and over1%67 of 5,020 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Brian D. Callahan takes part in Medicare
Brian Callahan accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Brian D. Callahan received $433 in industry payments in 2025
CMS Open Payments shows 24 general payments to Brian Callahan from 7 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $139.
Companies that paid Brian Callahan the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Brian D. Callahan's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Brian D. Callahan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Brian D. Callahan's NPI number?
Brian D. Callahan's NPI number is 1932153301. It was assigned on May 20, 2006, and it is active in the NPI Registry.
What does Brian D. Callahan specialize in?
Brian D. Callahan is a nurse practitioner in Kingston, New York. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Brian D. Callahan practice?
Brian Callahan practices at 40 Hurley Ave, Kingston, NY 12401. Brian Callahan's primary practice is Kingston Ambulatory Surgical Center in Kingston, New York. Dmand AI also links Brian Callahan to 2 hospitals, 2 home health agencies, 2 medical groups and 1 group practice or clinic.
What is Brian D. Callahan's office phone number?
The practice phone on file for Brian Callahan is (845) 338-4777.
What is Brian D. Callahan's medical license number?
Brian Callahan holds New York license F330832.
Which hospitals is Brian D. Callahan affiliated with?
Brian Callahan is affiliated with HealthAlliance Hospital. Dmand AI links Brian Callahan to 2 more hospitals.
What medical group is Brian D. Callahan part of?
Brian Callahan is linked to Medical Associates of the Hudson Valley. Dmand AI links Brian Callahan to 2 more medical groups.
Does Brian D. Callahan accept Medicare?
Yes. CMS lists Brian Callahan as accepting Medicare assignment.
How many Medicare patients does Brian D. Callahan see?
CMS counts 296 Medicare patients who saw Brian Callahan in 2024, with an average age of 75.
Has Brian D. Callahan received payments from drug or device companies?
CMS Open Payments shows $433 in general payments to Brian Callahan from 7 companies from 2025 to 2025. The largest total came from Abbvie Inc.
How long has Brian D. Callahan been practicing?
Brian Callahan graduated from medical school in 2005, 21 years ago.
Selling to nurse practitioner practices?
See nurse practitioners in New York by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card